package logic;

import java.util.HashMap;

/**
 * Observeable interface, part of the observer design pattern.
 * @author wernerflatz
 *
 */
public interface Observeable {
	public void addObserver(Observer observer);
	public void removeObserver(Observer observer);
	public void notifyObservers();
	public void notifyObservers(KeyAction keyAction, HashMap<String, Object> keyValuePairs);
}

